Railroad photograph
Photo by: Kevin Morgan
UP always runs the Big Boy with a diesel unit as backup, as well as to help with dynamic braking on downhill grades. This year, it was UP 1616, the Abraham Lincoln unit.
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Thursday, July 17, 2025 at 10:10:44
image date



Location Information

City or County and State
Cheyenne, WY

Subdivision
Laramie (UP)

Milepost or Control Point
CP W511




Train Information
Railroad
Union Pacific
Model
SD70M
Primary Unit Number
UP 1616

Paint Scheme
Steam
Symbol
PCYDV-17
Train Type
Steam Train

Primary Unit Past Number(s)
ex- UP 4015


Photo Information
Camera Make/Model
Canon / Canon EOS R6m2
ISO
250
Flash
Did Not Fire

Focal Length
28 mm
Shutter
1/400 seconds
Aperture
f/7.1


(Pre-UP 1616) - Photos of UP 4015

07/26/2026

07/26/2026

07/26/2026

07/26/2026

07/26/2026

07/26/2026